| Citing Patent | Filing date | Publication date | Applicant | Title |
|---|
| US4806578 * | 15 Aug 1986 | 21 Feb 1989 | Kao Corporation | Process for producing highly absorptive resin |
| US4863989 * | 26 May 1987 | 5 Sep 1989 | Seitetsu Kagaku Co., Ltd. | Water-absorbent resin composition |
| US4921904 * | 19 Dec 1988 | 1 May 1990 | Nalco Chemical Company | Superabsorbent polymers |
| US4972019 * | 20 Jun 1989 | 20 Nov 1990 | Seitetsu Kagaku Co., Ltd. | Water-absorbent resin composition |
| US5032628 * | 9 May 1989 | 16 Jul 1991 | Lucky, Ltd. | Process for the preparation of a highly water absorptive resin from acrylic resin, epoxy crosslinker and hydrophilic silicate |
| US5047023 * | 11 Feb 1991 | 10 Sep 1991 | The Procter & Gamble Company | Absorbent members having low density and basis weight acquisition zones |
| US5061259 * | 20 Nov 1990 | 29 Oct 1991 | The Procter & Gamble Company | Absorbent structures with gelling agent and absorbent articles containing such structures |
| US5082723 * | 27 Sep 1989 | 21 Jan 1992 | Kimberly-Clark Corporation | Osmotically enhanced absorbent structures |
| US5102597 * | 24 May 1991 | 7 Apr 1992 | The Procter & Gamble Company | Porous, absorbent, polymeric macrostructures and methods of making the same |
| US5124188 * | 2 Apr 1990 | 23 Jun 1992 | The Procter & Gamble Company | Porous, absorbent, polymeric macrostructures and methods of making the same |
| US5140076 * | 2 Apr 1990 | 18 Aug 1992 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Method of treating the surface of an absorbent resin |
| US5149334 * | 2 Apr 1990 | 22 Sep 1992 | The Procter & Gamble Company | Absorbent articles containing interparticle crosslinked aggregates |
| US5164459 * | 2 Apr 1990 | 17 Nov 1992 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Method for treating the surface of an absorbent resin |
| US5180622 * | 2 Apr 1990 | 19 Jan 1993 | The Procter & Gamble Company | Absorbent members containing interparticle crosslinked aggregates |
| US5229466 * | 18 May 1992 | 20 Jul 1993 | Chemische Fabrik Stockhausen Gmbh | Powdery absorbing material for aqueous liquids based on water-swellable carboxylate polymers |
| US5229488 * | 4 Sep 1990 | 20 Jul 1993 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Method for manufacture of an absorbent resin |
| US5264495 * | 26 Apr 1991 | 23 Nov 1993 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Method for production of salt-resistant absorbent resin |
| US5280078 * | 23 Sep 1991 | 18 Jan 1994 | Gregor; Harry P. | Homopolymers and copolymers of acrylamide N-substituted acrylamide or N-substituted methacrylamide solid state cross-linked with polyamines or polyols |
| US5298570 * | 20 Aug 1992 | 29 Mar 1994 | Nippon Shokubai Co., Ltd. | Biodegradable hydrophilic crosslinked polymer, process for producing it, and uses thereof |
| US5314420 * | 17 Sep 1993 | 24 May 1994 | Nalco Chemical Company | Superabsorbent polymer having improved absorption rate and absorption under pressure |
| US5324561 * | 2 Oct 1992 | 28 Jun 1994 | The Procter & Gamble Company | Porous, absorbent macrostructures of bonded absorbent particles surface crosslinked with cationic amino-epichlorohydrin adducts |
| US5330822 * | 20 Aug 1993 | 19 Jul 1994 | The Procter & Gamble Company | Particulate, absorbent, polymeric compositions containing interparticle crosslinked aggregates |
| US5372766 * | 31 Mar 1994 | 13 Dec 1994 | The Procter & Gamble Company | Flexible, porous, absorbent, polymeric macrostructures and methods of making the same |
| US5382610 * | 27 Oct 1993 | 17 Jan 1995 | Nippon Shokubai Co., Ltd. | Water absorbent matter and method for producing it as well as water absorbent and method for producing it |
| US5385983 * | 12 Nov 1992 | 31 Jan 1995 | The Dow Chemical Company | Process for preparing a water-absorbent polymer |
| US5397626 * | 30 Nov 1993 | 14 Mar 1995 | The Procter & Gamble Company | Particulate, absorbent, polymeric compositions containing interparticle crosslinked aggregates |
| US5399591 * | 18 Jan 1994 | 21 Mar 1995 | Nalco Chemical Company | Superabsorbent polymer having improved absorption rate and absorption under pressure |
| US5419956 * | 22 Jun 1993 | 30 May 1995 | The Procter & Gamble Company | Absorbent structures containing specific particle size distributions of superabsorbent hydrogel-forming materials mixed with inorganic powders |
| US5422169 * | 8 Nov 1993 | 6 Jun 1995 | The Procter & Gamble Company | Absorbent structures containing specific particle size distributions of superabsorbent hydrogel-forming materials in relatively high concentrations |
| US5428076 * | 4 Oct 1994 | 27 Jun 1995 | The Procter & Gamble Company | Flexible, porous, absorbent, polymeric macrostructures and methods of making the same |
| US5451353 * | 14 Jun 1994 | 19 Sep 1995 | Iwasaki; Toshiaki | Method of making porous, absorbent macrostructures of bonded absorbent particles surface crosslinked with cationic amino-epichlorohydrin adducts |
| US5453323 * | 9 Jun 1993 | 26 Sep 1995 | Hoechst Celanese Corporation | Superabsorbent polymer having improved absorbency properties |
| US5462972 * | 18 May 1995 | 31 Oct 1995 | Nalco Chemical Company | Superabsorbent polymer having improved absorption rate and absorption under pressure |
| US5470964 * | 2 Sep 1993 | 28 Nov 1995 | Kimberly-Clark Corporation | Process for the preparation of modified polysaccharides having improved absorbent properties |
| US5476885 * | 23 Jul 1990 | 19 Dec 1995 | Nippon Shokubai Co., Ltd. | Cement additive, method for producing the same, and cement composition |
| US5492962 * | 18 Apr 1994 | 20 Feb 1996 | The Procter & Gamble Company | Method for producing compositions containing interparticle crosslinked aggregates |
| US5498705 * | 22 Feb 1995 | 12 Mar 1996 | Kimberly-Clark Corporation | Modified polysaccharides having improved absorbent properties and process for the preparation thereof |
| US5505718 * | 20 Sep 1993 | 9 Apr 1996 | The Procter & Gamble Company | Absorbent structures containing specific particle size distributions of superabsorbent hydrogel-forming materials |
| US5536264 * | 22 Oct 1993 | 16 Jul 1996 | The Procter & Gamble Company | Absorbent composites comprising a porous macrostructure of absorbent gelling particles and a substrate |
| US5539019 * | 1 Jun 1995 | 23 Jul 1996 | Leonard Pearlstein | High performance absorbent particles and methods of preparation |
| US5549590 * | 1 Aug 1994 | 27 Aug 1996 | Leonard Pearlstein | High performance absorbent particles and methods of preparation |
| US5599336 * | 22 Jun 1993 | 4 Feb 1997 | The Procter & Gamble Company | Absorbent hydrogel fines in absorbent structures |
| US5693707 * | 17 Jan 1995 | 2 Dec 1997 | Air Products And Chemicals, Inc. | Liquid absorbent composition for nonwoven binder applications |
| US5713881 * | 30 Oct 1995 | 3 Feb 1998 | Dierckes, Jr.; Albert C. | Non-continuous absorbent composites comprising a porous macrostructure of absorbent gelling particles and a substrate |
| US5744564 * | 28 Aug 1992 | 28 Apr 1998 | The Dow Chemical Company | Wrinkled absorbent particles of high effective surface area having fast absorption rate |
| US5843575 * | 6 Jan 1997 | 1 Dec 1998 | The Procter & Gamble Company | Absorbent members comprising absorbent material having improved absorbent property |
| US5849405 * | 7 Jan 1997 | 15 Dec 1998 | The Procter & Gamble Company | Absorbent materials having improved absorbent property and methods for making the same |
| US5849816 * | 31 Jan 1996 | 15 Dec 1998 | Leonard Pearlstein | Method of making high performance superabsorbent material |
| US5854318 * | 5 Dec 1996 | 29 Dec 1998 | Nippon Shokubai Kagaku Kogyo Co, Ltd. | Cement additive, method for producing the same, and cement composition |
| US5858535 * | 30 Jul 1998 | 12 Jan 1999 | The Procter & Gamble Company | Absorbent articles comprising absorbent members comprising absorbent materials having improved absorbent property |
| US5868724 * | 30 Oct 1995 | 9 Feb 1999 | The Procter & Gamble Company | Non-continuous absorbent cores comprising a porous macrostructure of absorbent gelling particles |
| US5919411 * | 19 Jun 1997 | 6 Jul 1999 | The Procter & Gamble Company | Process of making a non-continuous absorbent composite |
| US5925299 * | 24 Jun 1997 | 20 Jul 1999 | The Procter & Gamble Company | Methods for making non-continuous absorbent cores comprising a porous macrostructure of absorbent gelling particles |
| US5941862 * | 25 Jul 1997 | 24 Aug 1999 | The Procter & Gamble | Absorbent structure having zones surrounded by a continuous region of hydrogel forming absorbent polymer |
| US5981070 * | 5 Jul 1996 | 9 Nov 1999 | Nippon Shokubai Co., Ltd | Water-absorbent agent powders and manufacturing method of the same |
| US5985432 * | 6 Jan 1997 | 16 Nov 1999 | The Procter & Gamble Company | Porous absorbent materials having modified surface characteristics and methods for making the same |
| US6068924 * | 13 Nov 1995 | 30 May 2000 | The Procter & Gamble Company | Absorbent material |
| US6099950 * | 30 Jul 1998 | 8 Aug 2000 | The Procter & Gamble Company | Absorbent materials having improved absorbent property and methods for making the same |
| US6121509 * | 7 Jan 1998 | 19 Sep 2000 | The Procter & Gamble Company | Absorbent polymer compositions having high sorption capacities under an applied pressure and improved integrity when wet |
| US6150469 * | 31 Jan 1997 | 21 Nov 2000 | Nippon Shokubai Co., Ltd. | Method of producing a hydrophilic resin |
| US6228930 | 10 Jun 1998 | 8 May 2001 | Nippon Shokubai Co., Ltd. | Water-absorbent resin granule-containing composition and production process for water-absorbent resin granule |
| US6239230 | 7 Sep 1999 | 29 May 2001 | Bask Aktiengesellschaft | Surface-treated superabsorbent polymer particles |
| US6265488 | 21 Feb 1999 | 24 Jul 2001 | Nippon Shokubai Co., Ltd. | Production process for water-absorbing agent |
| US6297319 | 2 Nov 1999 | 2 Oct 2001 | Nippon Shokubai Co., Ltd. | Water-absorbing agent and production process therefor |
| US6340411 | 7 Oct 1998 | 22 Jan 2002 | Weyerhaeuser Company | Fibrous product containing densifying agent |
| US6376618 | 31 May 2000 | 23 Apr 2002 | Basf Aktiengesellschaft | Surface-treated superabsorbent polymer particles |
| US6388000 | 24 Apr 1995 | 14 May 2002 | Nippon Shokubai Co., Ltd. | Method for production of hydrophilic resin |
| US6391451 | 25 May 2000 | 21 May 2002 | Basf Aktiengesellschaft | Surface-treated superabsorbent polymer particles |
| US6395395 | 6 Dec 1999 | 28 May 2002 | Weyerhaeuser Company | Method and compositions for enhancing blood absorbence by superabsorbent materials |
| US6425979 | 3 May 2001 | 30 Jul 2002 | Weyerhaeuser Company | Method for making superabsorbent containing diapers |
| US6433058 | 7 Dec 1999 | 13 Aug 2002 | Dow Global Technologies Inc. | Superabsorbent polymers having a slow rate of absorption |
| US6458921 | 26 Aug 2000 | 1 Oct 2002 | Nippon Shokubai Co., Ltd. | Water-absorbent resin granule-containing composition and production process for water-absorbent resin granule |
| US6461553 | 31 Jan 1997 | 8 Oct 2002 | Weyerhaeuser | Method of binding binder treated particles to fibers |
| US6465397 | 11 Feb 2000 | 15 Oct 2002 | Clariant Finance (Bvi) Limited | Synthetic crosslinked copolymer solutions and direct injection to subterranean oil and gas formations |
| US6472478 | 19 Feb 1999 | 29 Oct 2002 | Basf Aktiengesellschaft | Process for crosslinking hydrogels with bis- and poly-2- oxazolidinones |
| US6476155 | 8 Aug 2000 | 5 Nov 2002 | Nippon Shokubai Co., Ltd. | Method of producing a hydrophilic resin |
| US6521087 | 4 May 2001 | 18 Feb 2003 | Weyerhaeuser Company | Method for forming a diaper |
| US6521339 | 18 May 2000 | 18 Feb 2003 | Weyerhaeuser Company | Diol treated particles combined with fibers |
| US6551295 | 13 Mar 1998 | 22 Apr 2003 | The Procter & Gamble Company | Absorbent structures comprising fluid storage members with improved ability to dewater acquisition/distribution members |
| US6559239 | 18 Nov 1999 | 6 May 2003 | Basf Aktiengesellschaft | Method for the secondary cross-linking of hydrogels with N-acyl-2-oxazolidinones |
| US6579958 | 7 Dec 1999 | 17 Jun 2003 | The Dow Chemical Company | Superabsorbent polymers having a slow rate of absorption |
| US6596103 | 1 Nov 2000 | 22 Jul 2003 | Weyerhaeuser Company | Method of binding binder treated particles to fibers |
| US6623848 | 14 Feb 2002 | 23 Sep 2003 | Stockhausen Gmbh & Co. Kg | Water-absorbing polymers having interstitial compounds, a process for their production, and their use |
| US6627249 | 18 Mar 2002 | 30 Sep 2003 | Weyerhaeuser Company | Method of enhancing blood absorbence by superabsorbent material |
| US6657015 | 23 Nov 1999 | 2 Dec 2003 | Basf Aktiengesellschaft | Method for the secondary cross-linking of hydrogels with 2-oxotetrahydro-1,3-oxazines |
| US6710224 | 10 Apr 2001 | 23 Mar 2004 | Paragon Trade Brands | Superabsorbent polymers providing long-term generation of free volume in partially hydrated absorbent cores |
| US6713661 | 23 Apr 1999 | 30 Mar 2004 | The Procter & Gamble Company | Absorbent articles providing improved fit when wet |
| US6716894 | 3 Jul 2002 | 6 Apr 2004 | Nippon Shokubai Co., Ltd. | Water-absorbent resin powder and its production process and uses |
| US6716929 | 3 Jul 2002 | 6 Apr 2004 | The Dow Chemical Company | Superabsorbent polymers having a slow rate of absorption |
| US6720389 | 5 Sep 2001 | 13 Apr 2004 | Nippon Shokubai Co., Ltd. | Water-absorbent resin and production process therefor |
| US6727345 | 28 Jun 2002 | 27 Apr 2004 | Nippon Shokubai Co., Ltd. | Continuous production process for water-absorbent resin powder and powder surface detector used therefor |
| US6730387 | 24 Apr 1997 | 4 May 2004 | The Procter & Gamble Company | Absorbent materials having improved structural stability in dry and wet states and making methods therefor |
| US6803107 | 17 May 2001 | 12 Oct 2004 | Basf Aktiengesellschaft | Surface-treated superabsorbent polymer particles |
| US6809158 | 2 Oct 2001 | 26 Oct 2004 | Nippon Shokubai Co., Ltd. | Water-absorbing agent and process for producing the same |
| US6833488 | 30 Mar 2001 | 21 Dec 2004 | Exotech Bio Solution Ltd. | Biocompatible, biodegradable, water-absorbent material and methods for its preparation |
| US6872384 | 23 Aug 2000 | 29 Mar 2005 | Life Medical Sciences, Inc. | Treatment of trauma |
| US6914099 | 18 Dec 2001 | 5 Jul 2005 | Dow Global Technologies Inc. | Water absorbent resin particles of crosslinked carboxyl-containing polymers with low monomer content |
| US6932800 | 23 Jul 2001 | 23 Aug 2005 | The Procter & Gamble Company | Absorbent articles comprising a material having a high vertical wicking capacity |
| US6958429 | 11 Feb 2004 | 25 Oct 2005 | Stockhausen Gmbh & Co. Kg | Water-absorbing polymers with supramolecular hollow molecules, method for producing them and use of the same |
| US6987151 | 26 Aug 2002 | 17 Jan 2006 | Dow Global Technologies Inc. | Continuous polymerization process for the manufacture of superabsorbent polymers |
| US6989005 | 27 Mar 1997 | 24 Jan 2006 | The Procter & Gamble Company | Absorbent articles having removable components |
| US6989006 | 9 Apr 2003 | 24 Jan 2006 | The Procter And Gamble Company | Disposable absorbent articles having multiple absorbent core components including replaceable components |
| US6992144 | 28 Aug 2002 | 31 Jan 2006 | Nippon Shokubai Co., Ltd. | Water-absorbent agent, method for production thereof, and water-absorbent composition |
| US6998447 | 29 Mar 2002 | 14 Feb 2006 | Nippon Shokubai Co., Ltd. | Method for production of hydrophilic resin |
| US7018490 | 7 May 2003 | 28 Mar 2006 | Weyerhaeuser Company | Method of binding binder treated particles to fibers |
| US7049000 | 5 Aug 2004 | 23 May 2006 | The Procter & Gamble Company | Water-swellable material comprising coated water-swellable polymers |
| US7078458 | 20 Dec 2004 | 18 Jul 2006 | Nippon Shokubai Co., Ltd. | Method for production of hydrophilic resin |
| US7098284 | 24 Jan 2002 | 29 Aug 2006 | Nippon Shokubal Co., Ltd | Water-absorbing agent and production process therefor, and water-absorbent structure |
| US7101946 | 14 Feb 2002 | 5 Sep 2006 | Stockhausen Gmbh | Water-absorbing polymers having interstitial compounds, a process for their production, and their use |
| US7108916 | 30 Jun 2004 | 19 Sep 2006 | The Procter & Gamble Company | Absorbent structures comprising coated super-absorbent polymer particles |
| US7144474 | 15 Aug 2000 | 5 Dec 2006 | Weyerhaeuser Co. | Method of binding particles to binder treated fibers |
| US7153910 | 5 Aug 2002 | 26 Dec 2006 | Nippon Shokubai: Co., Ltd. | Water-absorbent resin granule-containing composition and production process for water-absorbent resin granule |
| US7166356 | 4 Aug 2004 | 23 Jan 2007 | The Procter & Gamble Company | Superabsorbent polymers having radiation activatable surface cross-linkers and method of making them |
| US7175613 | 21 Mar 2003 | 13 Feb 2007 | The Procter & Gamble Company | Absorptive product having removable absorbers |
| US7175910 | 21 Aug 2003 | 13 Feb 2007 | The Procter & Gamble Company | Absorbent cores for absorbent diapers having reduced thickness and improved liquid handling and retention performance and comprising a super absorbent polymer |
| US7183345 | 26 Jun 2002 | 27 Feb 2007 | Stockhausen Gmbh | Superabsorbent carboxyl-containing polymers with odor control properties and method for preparation |
| US7183360 | 27 Sep 2002 | 27 Feb 2007 | Basf Aktiengesellschaft | Method for crosslinking hydrogels with morpholine-2,3-diones |
| US7183456 | 27 Jan 2004 | 27 Feb 2007 | Nippon Shokubai Co., Ltd. | Water-absorbent resin and production process therefor |
| US7195777 | 1 Mar 2001 | 27 Mar 2007 | Pvaxx Research & Development Limited | Method and apparatus for blowmoding capsules of polyvinylalcohol and blowmolded polyvinylalcohol capsules |
| US7250459 | 19 Sep 2005 | 31 Jul 2007 | Nippon Shokubai Co., Ltd. | Absorbent resin composition |
| US7270881 | 5 Aug 2004 | 18 Sep 2007 | The Procter & Gamble Company | Coated water-swellable material |
| US7291137 | 9 Apr 2003 | 6 Nov 2007 | The Procter & Gamble Company | Disposable absorbent articles having multiple absorbent core components including replaceable components |
| US7311968 | 26 Jun 2006 | 25 Dec 2007 | The Procter & Gamble Company | Absorbent structures comprising coated super-absorbent polymer particles |
| US7312268 | 26 Jun 2002 | 25 Dec 2007 | Stockhausen Gmbh | Water-absorbent carboxyl-containing polymers with low monomer content |
| US7312278 | 7 Jun 2002 | 25 Dec 2007 | Nippon Shokubai Co., Ltd. | Water-absorbing agent and production process therefor, and sanitary material |
| US7329701 | 24 Jul 2003 | 12 Feb 2008 | Basf Aktiengesellschaft | Superabsorbent polymers and method of manufacturing the same |
| US7361712 * | 18 Nov 2002 | 22 Apr 2008 | San-Dia Polymers, Ltd. | Water absorbing agent, process for its production, and absorbers and absorbent articles made by using the agent |
| US7381202 | 7 Jul 2005 | 3 Jun 2008 | The Procter & Gamble Company | Disposable absorbent articles having multiple absorbent core components including replaceable components |
| US7396585 | 5 Aug 2004 | 8 Jul 2008 | The Procter & Gamble Company | Absorbent article comprising coated water-swellable material |
| US7402339 | 7 Aug 2007 | 22 Jul 2008 | The Procter & Gamble Company | Coated water-swellable material comprising hydrogel-forming polymeric core and polymeric coating agent |
| US7405341 | 24 Sep 2004 | 29 Jul 2008 | The Procter & Gamble Company | Absorbent articles comprising super absorbent polymer having a substantially non-convalently bonded surface coating |
| US7427437 | 5 Aug 2004 | 23 Sep 2008 | The Procter & Gamble Company | Absorbent article comprising coated water-swellable polymer |
| US7429632 | 26 Mar 2005 | 30 Sep 2008 | Basf Aktiengesellschaft | Method of manufacturing superabsorbent polymers |
| US7445812 | 5 Aug 2004 | 4 Nov 2008 | The Procter & Gamble Company | Process for making water-swellable material comprising coated water-swellable polymers |
| US7449219 | 8 Dec 2006 | 11 Nov 2008 | The Procter & Gamble Company | Superabsorbent polymers having radiation activatable surface cross-linkers and method of making them |
| US7456228 | 25 May 2007 | 25 Nov 2008 | Dow Global Technologies Inc. | Durable foam of olefin polymers, methods of making foam and articles prepared from same |
| US7473739 | 4 Feb 2005 | 6 Jan 2009 | Nippon Shokubai Co., Ltd. | Particulate water absorbent agent and production method thereof, and water absorbent article |
| US7488535 | 9 Feb 2007 | 10 Feb 2009 | The Procter & Gamble Company | Absorbent cores for absorbent diapers having reduced thickness and improved liquid handling and retention performance and comprising a super absorbent polymer |
| US7494483 | 2 Jun 2006 | 24 Feb 2009 | The Procter And Gamble Company | Disposable absorbent articles having multiple absorbent core components including replaceable components |
| US7495056 | 9 Jun 2006 | 24 Feb 2009 | Nippon Shokubai Co., Ltd. | Water-absorbing agent and production process therefor, and water-absorbent structure |
| US7517586 | 5 Aug 2004 | 14 Apr 2009 | Procter & Gamble Company | Absorbent structures comprising coated water-swellable material |
| US7524561 | 28 May 2008 | 28 Apr 2009 | The Procter & Gamble Company | Coated water-swellable material |
| US7569618 | 23 Aug 2006 | 4 Aug 2009 | The Procter & Gamble Company | Absorbent articles comprising surface cross-linked superabsorbent polymer particles made by a method using ultraviolet radiation |
| US7576138 | 23 Aug 2006 | 18 Aug 2009 | The Procter & Gamble Company | Absorbent articles comprising surface cross-linked superabsorbent polymer particles made by a method using vacuum ultraviolet radiation |
| US7582705 | 4 Apr 2008 | 1 Sep 2009 | Nippon Shokubai Co., Ltd. | Particulate water absorbent agent and production method thereof, and water absorbent article |
| US7588777 | 18 Jul 2005 | 15 Sep 2009 | The Procter & Gamble Company | Surface cross-linked superabsorbent polymer particles and methods of making them |
| US7588822 | 23 Aug 2006 | 15 Sep 2009 | The Procter & Gamble Co. | Absorbent articles surface cross-linked superabsorbent polymer particles made by a method of using ultraviolet radiation and brØnsted acids |
| US7601145 | 9 Apr 2003 | 13 Oct 2009 | The Procter & Gamble Company | Disposable absorbent articles having multiple absorbent core components including replaceable components |
| US7655733 | 28 Jul 2005 | 2 Feb 2010 | Basf Aktiengesellschaft | Postcrosslinking of water absorbing polymers with cyclic carbamates and/or cyclic ureas |
| US7670324 | 3 Dec 2002 | 2 Mar 2010 | The Procter And Gamble Company | Disposable absorbent articles with replaceable absorbent core components having regions of permeability and impermeability on same surface |
| US7700153 | 25 Sep 2008 | 20 Apr 2010 | The Procter & Gamble Company | Process for making water-swellable material comprising coated water-swellable polymers |
| US7700663 | 3 Oct 2008 | 20 Apr 2010 | The Procter & Gamble Company | Superabsorbent polymers having radiation activatable surface cross-linkers and method of making them |
| US7727211 | 2 Jun 2005 | 1 Jun 2010 | The Procter & Gamble Company | Absorbent article having a replaceable absorbent core component having an insertion pocket |
| US7727218 | 29 Oct 2007 | 1 Jun 2010 | The Procter & Gamble Company | Disposable absorbent articles having multiple absorbent core components including replaceable components |
| US7745507 | 4 Apr 2007 | 29 Jun 2010 | The Procter & Gamble Company | Absorbent member comprising a modified water absorbent resin |
| US7754822 | 7 Jul 2004 | 13 Jul 2010 | Basf Aktiengesellschaft | Method for the secondary crosslinking of hydrogels with bicyclic amide acetals |
| US7763202 | 22 Feb 2008 | 27 Jul 2010 | The Procter & Gamble Company | Method of surface treating particulate material using electromagnetic radiation |
| US7766887 | 13 Nov 2006 | 3 Aug 2010 | The Procter & Gamble Company | Method for making reusable disposable article |
| US7786182 | 15 Sep 2006 | 31 Aug 2010 | Nippon Shokubai Co., Ltd. | Method for production of water absorbing agent |
| US7794839 | 17 Mar 2009 | 14 Sep 2010 | The Procter & Gamble Company | Coated water-swellable material comprising hydrogel forming polymers |
| US7812062 | 25 May 2007 | 12 Oct 2010 | Dow Global Technologies, Inc. | Durable foam of olefin polymers, methods of making foam and articles prepared from same |
| US7824386 | 26 Oct 2006 | 2 Nov 2010 | The Procter & Gamble Company | Method for using a disposable absorbent article as a swim pant |
| US7824387 | 26 Oct 2006 | 2 Nov 2010 | The Procter & Gamble Company | Method for using a disposable absorbent article as training pant |
| US7847144 | 15 Sep 2004 | 7 Dec 2010 | The Procter & Gamble Company | Absorbent articles comprising fluid acquisition zones with superabsorbent polymers |
| US7871640 | 7 Aug 2009 | 18 Jan 2011 | The Procter & Gamble Company | Surface cross-linked superabsorbent polymer particles and methods of making them |
| US7872076 | 5 Nov 2004 | 18 Jan 2011 | Nippon Shokubai Co., Ltd. | Particulate water-absorbent resin composition and its production process |
| US7875362 | 20 May 2010 | 25 Jan 2011 | The Procter & Gamble Company | Absorbent article comprising a modified water absorbent resin |
| US7879923 | 9 Dec 2005 | 1 Feb 2011 | Nippon Shokubai Co., Ltd. | Method for surface-treatment of water absorbent resin |
| US7887524 | 9 May 2006 | 15 Feb 2011 | The Procter & Gamble Company | Disposable absorbent articles having multiple absorbent core components including replaceable components |
| US7919038 * | 16 Jun 2010 | 5 Apr 2011 | The Procter & Gamble Company | Method of surface treating particulate material using electromagnetic radiation |
| US7947865 | 5 Mar 2009 | 24 May 2011 | The Procter & Gamble Company | Absorbent structure comprising water-swellable material |
| US7981969 | 18 Feb 2005 | 19 Jul 2011 | Basf Aktiengesellschaft | Postcrosslinking of water-absorbing polymers |
| US8075542 | 9 May 2006 | 13 Dec 2011 | The Procter & Gamble Company | Disposable absorbent articles having multiple absorbent core components including replaceable components |
| US8076530 | 26 Nov 2008 | 13 Dec 2011 | The Procter & Gamble Company | Absorbent article with water-absorbing agent or agents |
| US8080705 | 15 Jul 2005 | 20 Dec 2011 | The Procter & Gamble Company | Superabsorbent polymers comprising direct covalent bonds between polymer chain segments and method of making them |
| US8137746 | 5 Aug 2004 | 20 Mar 2012 | The Procter & Gamble Company | Process for making water-swellable material comprising coated water-swellable polymers |
| US8187241 | 11 Dec 2006 | 29 May 2012 | The Procter & Gamble Company | Disposable absorbent articles having multiple absorbent core components including replaceable components |
| US8198376 | 17 Jul 2007 | 12 Jun 2012 | Sumitomo Seika Chemicals Co., Ltd. | Process for production of water-absorbable resin |
| US8236715 | 3 Aug 2007 | 7 Aug 2012 | The Procter & Gamble Company | Absorbent structure with improved water-absorbing material |
| US8247640 | 5 Mar 2010 | 21 Aug 2012 | Evonik Stockhausen Gmbh | Highly swellable absorption medium with reduced caking tendency |
| US8258223 | 28 Jun 2011 | 4 Sep 2012 | Basf Se | Postcrosslinking of water-absorbing polymers |
| US8287999 | 3 Aug 2007 | 16 Oct 2012 | The Procter & Gamble Company | Absorbent structure with improved water-absorbing material comprising polyurethane, coalescing aid and antioxidant |
| US8329292 | 23 Aug 2007 | 11 Dec 2012 | H.B. Fuller Company | Absorbent article for absorbing moisture on a structure |
| US8357727 | 27 Feb 2008 | 22 Jan 2013 | Dow Global Technologies Llc | Durable foam of olefin polymers, methods of making foam and articles prepared from same |
| US8378022 | 6 Mar 2009 | 19 Feb 2013 | Exotech Bio Solutions Ltd. | Biocompatible, biodegradable, water-absorbent hybrid material |
| US8426670 | 18 Sep 2002 | 23 Apr 2013 | Nippon Shokubai Co., Ltd. | Absorbent structure, absorbent article, water-absorbent resin, and its production process and evaluation method |
| USRE32649 * | 10 Jun 1987 | 19 Apr 1988 | The Procter & Gamble Company | Hydrogel-forming polymer compositions for use in absorbent structures |
| CN1916032B | 17 Aug 2006 | 15 Jun 2011 | 株式会社日本触媒 | Production method of water-absorbent resin, water-absorbent resin, and usage of water-absorbent resin |
| DE4333056A1 * | 29 Sep 1993 | 30 Mar 1995 | Chemische Fabrik Stockhausen Gmbh, 47805 Krefeld, De | Pulverförmige, wäßrige Flüssigkeiten absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung als Absorptionsmittel |
| DE4333056C2 * | 29 Sep 1993 | 2 Jul 1998 | Chemische Fabrik Stockhausen Gmbh, 47805 Krefeld, De | Pulverförmige, wäßrige Flüssigkeiten absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung als Absorptionsmittel |
| EP0702031A2 | 13 Sep 1995 | 20 Mar 1996 | Air Products And Chemicals, Inc. | Liquid absorbent composition for nonwoven binder applications |
| EP0703265A1 | 20 Jun 1995 | 27 Mar 1996 | Hoechst Aktiengesellschaft | Hydrophilic Hydrogels with elevated swelling capacity |
| EP0708119A1 | 17 Oct 1995 | 24 Apr 1996 | Air Products And Chemicals, Inc. | Self-crosslinking, aqueous absorbent polymer compositions |
| EP0759460A1 * | 8 Mar 1996 | 26 Feb 1997 | Nippon Shokubai Co., Ltd. | Blood-absorbent resin composition and absorbent articles |
| EP1493453A1 | 30 Jun 2003 | 5 Jan 2005 | The Procter & Gamble Company | Absorbent comprising coated super-absorbent polymer particles |
| EP1680470A1 * | 5 Nov 2004 | 19 Jul 2006 | Nippon Shokubai Co., Ltd. | Particulate water-absorbent resin composition and its production process |
| EP1754725A2 * | 16 Aug 2006 | 21 Feb 2007 | Nippon Shokubai Co.,Ltd. | Production method of water-absorbent resin, water-absorbent resin, and usage of water-absorbent resin |
| EP1757641A1 | 23 Aug 2005 | 28 Feb 2007 | The Procter and Gamble Company | Method of surface cross-linking highly neutralized superabsorbent polymer particles using Bronsted acids |
| EP1757642A1 | 23 Aug 2005 | 28 Feb 2007 | The Procter and Gamble Company | Method of surface cross-linking superabsorbent polymer particles using vacuum ultraviolet radiation |
| EP1757643A1 | 23 Aug 2005 | 28 Feb 2007 | Nippon Shokubai Co.,Ltd. | Method of surface cross-linking superabsorbent polymer particles using vacuum ultraviolet radiation |
| EP1757644A1 | 22 Jun 2006 | 28 Feb 2007 | The Procter and Gamble Company | Absorbent articles comprising surface cross-linked superabsorbent polymer particles made by a method using vacuum ultraviolet radiation |
| EP1757645A1 | 23 Aug 2005 | 28 Feb 2007 | Nippon Shokubai Co.,Ltd. | Disclosure of a method of surface cross-linking highly neutralized superabsorbent polymer particles using Bronstedt acids |
| EP1757646A1 | 23 Aug 2005 | 28 Feb 2007 | The Procter and Gamble Company | Method of surface cross-linking superabsorbent polymer particles using ultraviolet radiation |
| EP1757647A1 | 23 Aug 2005 | 28 Feb 2007 | The Procter and Gamble Company | Method of surface cross-linking superabsorbent polymer particles using ultraviolet radiation and Brönsted acids |
| EP1757648A1 | 23 Aug 2005 | 28 Feb 2007 | Nippon Shokubai Co.,Ltd. | Disclosure of a method of surface cross-linking superabsorbent polymer particles using ultraviolet radiation and Brönsted acids |
| EP1757649A1 | 22 Jun 2006 | 28 Feb 2007 | The Procter and Gamble Company | Absorbent articles comprising surface cross-linked superabsorbent polymer particles made by a method using ultraviolet radiation and Bronsted acids |
| EP1757650A1 | 22 Jun 2006 | 28 Feb 2007 | The Procter and Gamble Company | Absorbent articles comprising surface cross-linked superabsorbent polymer particles made by a method using ultraviolet radiation |
| EP2036481A2 | 26 Sep 2000 | 18 Mar 2009 | The Procter and Gamble Company | Hard surface cleaning compositions, premoistened wipes, methods of use, and articles comprising said compositions or wipes and instructions for use resulting in easier cleaning and maintenance, improved surface appearance and/or hygiene under stress conditions such as no-rinse |
| EP2221068A2 | 30 Jun 2003 | 25 Aug 2010 | The Procter & Gamble Company | Absorbent structures comprising coated super-absorbent polymer articles |
| EP2272898A1 | 6 Sep 2001 | 12 Jan 2011 | Nippon Shokubai Co., Ltd. | Water-absorbent polymer particles and production process therefor |
| EP2277557A1 | 20 Jul 2009 | 26 Jan 2011 | The Procter and Gamble Company | Coated superabsorbent polymer particles and processes therefore |
| EP2287215A2 * | 16 Aug 2006 | 23 Feb 2011 | Nippon Shokubai Co., Ltd. | Production method of water-absorbent resin, water-absorbent resin and usage of water-absorbent resin |
| EP2390298A1 | 27 Sep 2007 | 30 Nov 2011 | H.B. Fuller Licensing & Financing, Inc. | Hot melt pressure sensitive adhesive composition that includes vegetable wax and articles including the same |
| WO1992016565A1 * | 18 Mar 1992 | 1 Oct 1992 | The Dow Chemical Company | Wrinkled absorbent particles of high effective surface area having fast absorption rate |
| WO1993019099A1 * | 28 Aug 1992 | 30 Sep 1993 | Stanley, Caroline +Hf | Wrinkled absorbent particles of high effective surface area having fast absorption rate |
| WO1999057201A1 | 7 May 1999 | 11 Nov 1999 | Sharf U. Ahmed | Compositions comprising a thermoplastic component and superabsorbent polymer |
| WO2002016443A1 * | 23 Aug 2000 | 28 Feb 2002 | Eidgenossische Technische Hochschule Zurich | Novel polymer compounds |
| WO2003026707A2 * | 18 Sep 2002 | 3 Apr 2003 | Motohiro Imura | Absorbent structure, absorbent article, water-absorbent resin, and its production process and evaluation method |
| WO2006127282A2 * | 11 May 2006 | 30 Nov 2006 | Cadbury Adams Usa Llc | Center-filled chewing gum composition |
| WO2007032565A1 | 15 Sep 2006 | 22 Mar 2007 | Taku Iwamura | Method for production of water absorbing agent |
| WO2007108205A1 | 13 Mar 2007 | 27 Sep 2007 | Sanyo Chemical Industries, Ltd. | Cell culture substrate |
| WO2007120561A2 | 4 Apr 2007 | 25 Oct 2007 | Taku Iwamura | An absorbent member comprising a modified water absorbent resin |
| WO2008059403A2 | 7 Nov 2007 | 22 May 2008 | Theodora Beck | Absorbent articles with replaceable core component having fluid partitioning characteristics and method for evaluating such characteristics |
| WO2011040472A1 | 29 Sep 2010 | 7 Apr 2011 | Nippon Shokubai Co., Ltd. | Particulate water absorbent and process for production thereof |
| WO2011106490A2 | 24 Feb 2011 | 1 Sep 2011 | The Procter & Gamble Company | Method for determining the gel strength of a hydrogel |
| WO2012158605A1 * | 14 May 2012 | 22 Nov 2012 | Henwil Corporation | Process for thickening a drilling mud waste materials and a modified drilling mud waste material |
